In December, Baytown typically sees daytime highs of 17.4°C and overnight lows around 8.1°C. Compared to the annual average high of 24.8°C, December runs -7.4°C.
December in Baytown averages a daytime high of 17.4°C and an overnight low of 8.1°C.
December runs -7.4°C compared to Baytown's annual average high of 24.8°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 17.4°C and cooler evenings around 8.1°C.